[X86] Fix some Clang-tidy modernize and Include What You Use warnings; other minor fixes (NFC).

llvm-svn: 293949

1 files changed, 10 insertions, 4 deletions

diff --git a/llvm/lib/Target/X86/X86TargetMachine.h b/llvm/lib/Target/X86/X86TargetMachine.h
index d756d07926d..fd6d305b7d9 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.h
+++ b/llvm/lib/Target/X86/X86TargetMachine.h
@@ -13,10 +13,14 @@
 
 #ifndef LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
 #define LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
-#include "X86InstrInfo.h"
+
 #include "X86Subtarget.h"
-#include "llvm/IR/DataLayout.h"
+#include "llvm/ADT/Optional.h"
+#include "llvm/ADT/StringMap.h"
+#include "llvm/Analysis/TargetTransformInfo.h"
+#include "llvm/Support/CodeGen.h"
 #include "llvm/Target/TargetMachine.h"
+#include <memory>
 
 namespace llvm {
 
@@ -32,17 +36,19 @@ public:
                    Optional<Reloc::Model> RM, CodeModel::Model CM,
                    CodeGenOpt::Level OL);
   ~X86TargetMachine() override;
+
   const X86Subtarget *getSubtargetImpl(const Function &F) const override;
 
   TargetIRAnalysis getTargetIRAnalysis() override;
 
   // Set up the pass pipeline.
   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
+
   TargetLoweringObjectFile *getObjFileLowering() const override {
     return TLOF.get();
   }
 };
 
-} // End llvm namespace
+} // end namespace llvm
 
-#endif
+#endif // LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H